Trane ReliaTel - Remote Setpoint Inputs on RTAM J7

RT-SVD03G-EN 153
Voyager Commercial 27½ to 50 Tons CV and VAV
This chart lists setpoint/voltage/resistance for VAV setpoints on the RTAM module in the control
compartment. The chart can be used for troubleshooting the RTAM module or for applying a
remote setpoint to the unit.
Each setpoint can be provided remotely by applying the appropriate resistance as shown in the
table after cutting the resistor next to the setpoint knob. See drawing below.
Remote Setpoint Inputs on RTAM J7:
J7-1, 2 Supply Air Pressure Setpoint
J7-3, 4 Supply Air Cooling Setpoint
J7-5, 6 Supply Air Reset Amount
J7-7, 8 Supply Air Pressure Deadband
J7-9, 10 Morning Warm-up Setpoint
J7-11, 12 Supply Air Reset Setpoint
J7-13, 14 Supply Air Heating Setpoint
Table 49. Supply air cooling setpoint
Supply Air
Cooling
Setpoint
(deg F)
Resistance
(ohms) DC Volts
Supply Air
Cooling
Setpoint
(deg F)
Resistance
(ohms) DC Volts
40 1084 2.6 61 675 2.02
41 1065 2.58 62 656 1.98
42 1045 2.56 63 636 1.94
43 1026 2.53 64 617 1.91
44 1006 2.51 65 597 1.87
45 987 2.48 66 578 1.83
46 967 2.46 67 558 1.79
47 948 2.43 68 539 1.75
48 928 2.41 69 519 1.71
49 909 238 70 500 1.67
50 889 2.35 71 481 1.62
51 870 2.33 72 461 1.58
52 850 2.3 73 442 1.53
53 831 2.27 74 422 1.48
54 812 2.24 75 403 1.44
55 792 2.21 76 383 1.39
56 773 2.18 77 364 1.33
57 753 2.15 78 344 1.28
58 734 2.12 79 325 1.23
59 714 2.08 80 305 1.17
60 695 2.05